Hi Lizette, Thank you for the eye-opener.
Quasar C. On Fri, Aug 23, 2013 at 7:30 AM, Quasar Chunawala < [email protected]> wrote: > Hi experts, > > I work as an application programmer with a leading bank on CICS/Cobol for > the past 4 years. Whilst I know, that data on the mainframe is stored on > disks and tapes, I have never walked in to a data-center. At any mainframe > data-center, what are different storage media used? Do they still use Tapes > or 3390 DASD? I did do some research on the Internet, but found that the > last 3390 was manufactured by IBM in 1993. What *storage media* is used > to store petabytes of data and information? I also heard the term *DASD > Arrays,* but I am not quite sure what they are. > > I have yet another question. Can DASDs or tapes be virtualized? > > Thanks a tonne in advance! > > Quasar C. > > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
